Intake manifold



FIG. 1 is a top plan view of an intake manifold showing the new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top right side perspective view thereof;

FIG. 6 is a top left side perspective view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a left perspective view thereof; and,

FIG. 9 is a bottom right perspective view thereof.

The broken lines depict environmental subject matter that forms no part of the claimed design. 

CLAIM The ornamental design for an intake manifold, as shown and described. 